SocialGreat

Basically collating the collective movements of NYers who use mobile whereabouts tracker FourSquare, this site provides an hourly, daily, or weekly GMapped feed of the most popular locations in the city (kudos, Tom & Jerry's and S.O.B.'s), plus an All-Time category with LGA, Penn, and JFK in the top 6 -- suggesting the most popular move's to flee all those people compulsively sharing their whereabouts.